tree 4e9e2870cd412665c58131222ad9f5572058f491
parent c1b3156f121fd301191e0b4c5fa2fec42cd17871
author Philipp Reisner <philipp.reisner@linbit.com> 1398703413 +0200
committer Jens Axboe <axboe@fb.com> 1398887216 -0600

drbd: Test cstate while holding req_lock

In case a connection transitions into C_TIMEOUT within the timer
function (request_timer_fn()) we need to make sure that the receiver
thread (potentially running on a different CPU) sees the updated
cstate later on.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@fb.com>